I. adjective Etymology: Middle English, turned upside down, from Latin inversus, from past participle of invertere Date: 15th century 1. opposite in order, nature, or effect 2. being an inverse function <
inverse sine
II. noun Date: circa 1681 1. something of a contrary nature or quality ; opposite, reverse 2. a proposition or theorem formed by contradicting both the subject and predicate or both the hypothesis and conclusion of a given proposition or theorem <
the inverse of “if A then B” is “if not-A then not-B”
— compare contrapositive 3. a. inverse function; also an operation (as subtraction) that undoes the effect of another operation b. a set element that is related to another element in such a way that the result of applying a given binary operation to them is an identity element of the set

New Collegiate Dictionary. 2001.

(as respects order or relation), ,

Look at other dictionaries:

  • inverse — [ ɛ̃vɛrs ] adj. et n. m. • 1611; envers XIIe; lat. inversus, de invertere « retourner » I ♦ Adj. 1 ♦ (Direction, ordre) Qui est exactement opposé, contraire. Dans l ordre inverse. Une relation inverse. Tourner dans le sens inve …   Encyclopédie Universelle

  • inverse — in‧verse [ˌɪnˈvɜːs◂ ǁ ɜːrs◂] adjective in inverse proportion/​relation to something used for saying that one thing increases at the same rate as another related thing gets smaller: • Stocks moved in inverse relation to oil prices throughout the… …   Financial and business terms

  • Inverse — In*verse , a. [L. inversus, p. p. of invertere: cf. F. inverse. See {Invert}.] [1913 Webster] 1. Opposite in order, relation, or effect; reversed; inverted; reciprocal; opposed to {direct}. [1913 Webster] 2. (Bot.) Inverted; having a position or… …   The Collaborative International Dictionary of English

  • Inverse — or inversion may refer to:* Inverse (program), a program for solving inverse and optimization problems * Inversion (music) * Inversion (prosody), the reversal of the order of a foot s elements * Inversion (linguistics) * Inversion (law),… …   Wikipedia

  • inverse — [in vʉrs′, in′vʉrs΄] adj. [L inversus, pp. of invertere] 1. inverted; reversed in order or relation; directly opposite 2. Math. designating or of an operation which, when applied after a specific operation, cancels it [subtraction is the inverse… …   English World dictionary

  • Inverse — In verse, n. That which is inverse. [1913 Webster] Thus the course of human study is the inverse of the course of things in nature. Tatham. [1913 Webster] …   The Collaborative International Dictionary of English

  • inverse — I adjective antipodal, antipodean, antithetical, contrary, converse, conversus, diametrically opposite, inversus, inverted, opposite, reverse, reversed, transposed, turned about associated concepts: inverse condemnation, inverse discrimination II …   Law dictionary

  • Inverse — (franz., spr. ängwärß , umgekehrt), Kunstausdruck im Kartenspiel, s. Trente et quarante …   Meyers Großes Konversations-Lexikon

  • inverse — фр. [энвэ/рс], англ. [и/нвэс] inverso ит. [инвэ/рсо] противоположный, обратный …   Словарь иностранных музыкальных терминов

  • inverse — (adj.) mid 15c., from L. inversus, pp. of invertere (see INVERT (Cf. invert)). Related: Inversely. As a noun, 1680s, from the adjective …   Etymology dictionary

  • inverse — [adj] opposite changed, contrary, converse, flipped, inverted, reverse, reversed, reverted, transposed, turned, turned over; concept 564 …   New thesaurus

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